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Dr. Marielle Mahan

Ophthalmology – Oculofacial Surgeon

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Dr. Marielle Mahan

Ophthalmology – Oculofacial Surgeon

Bethesda, MD

Areas of Expertise

Functional and Cosmetic Eyelid Surgery
Eyelid Reconstruction After Skin Cancer
Tear Duct (Lacrimal) Surgery
Orbital Tumors and Trauma
Brow Ptosis and Eyelid Ptosis Repair
Minimally Invasive Aesthetic Treatments (Botox and Fillers)

About Me

Dr. Marielle Mahan is a fellowship-trained oculofacial plastic and reconstructive surgeon who specializes in cosmetic and functional eyelid surgery, tear-duct and orbital procedures, facial reconstruction, and non-surgical aesthetic treatments. Fluent in English and Spanish, she brings an artistic eye and meticulous technique to care that restores both function and natural-looking form. Her practice includes reconstruction after skin cancer, treatment of orbital tumors and trauma, and minimally invasive options such as neurotoxin and dermal fillers. Dr. Mahan earned her medical degree from Georgetown University School of Medicine, followed by an internship and ophthalmology residency at MedStar Georgetown University/Washington Hospital Center. She completed an American Society of Ophthalmic Plastic and Reconstructive Surgery-sponsored fellowship at the Casey Eye Institute, Oregon Health & Science University. Beyond the clinic, she has authored publications, presented research nationally, and is a published medical illustrator.

Training

  • Oregon Health & Science University, Casey Eye Institute
    Oculofacial Plastic and Reconstructive Surgery (ASOPRS-Sponsored)
    Oregon Health & Science University, Casey Eye Institute
    Fellowship
  • Ophthalmology
    MedStar Georgetown University/Washington Hospital Center
    Residency
  • Georgetown University School of Medicine
    Medical Doctor (MD)
    Georgetown University School of Medicine
    Medical School

Certifications & Licensure

  • Licensed In:
    DC, MD
  • License Numbers:
    MD600004334, D0103387

Similar Providers

Dr. Usiwoma Abugo

Dr. Usiwoma Abugo

Ophthalmology – Oculofacial Surgeon

Timonium, MD

Dr. Usiwoma Abugo is Director of Oculofacial Plastic & Reconstructive Surgery and Aesthetics at Katzen Eye Group. She treats the full spectrum of eyelid, orbital, and periocular conditions—from functional issues that affect comfort and vision to cosmetic concerns that influence confidence and quality of life. Patients value her balanced approach: she addresses medical needs first and then offers aesthetic options that complement natural facial features. A Baltimore native, Dr. Abugo earned her medical degree at Loyola University Chicago’s Stritch School of Medicine, completed ophthalmology residency at Howard University Hospital, and pursued subspecialty training in neuro-ophthalmology and facial plastic & reconstructive orbital surgery at Central Valley Eye Medical Group. Her services include blepharoplasty and ptosis repair, eyelid malposition correction, reconstruction after Mohs surgery, and management of thyroid eye disease, tearing, and dry eye. She is active nationally in ophthalmology and received the American Academy of Ophthalmology Secretariat Award in 2022 for her leadership and service.